16473+5218 ES  970

 
 
16h 47m 21.64s +52 18' 25.8" P.A. 300 sep 3.7 mag 10.02,12.20
 
 
Coord 2000
16473+5218
Discov num
ES  970
Comp
Coord arcsec 2000
16 47 21.64 +52 18 25.8
Date first
1910
Date last
2004
Obs
3
Pa first
297
Pa last
300
P.A. Now (θ)
300°
Sep first
3.7
Sep last
3.7
Sep. Now (ρ)
3.7"
Mag pri
10.02
Mag sec
12.20
delta mag (ΔM)
2.18
Spectral class
Pri motion ra
+019
Sec motion ra
Pri motion dec
+045
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
299.7
Precise sep
3.73
Constellation
Draco
Tycho2
3506-01802-1
last precise pa
299.7
last precise sep
3.73
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16473+5218 ES 970 1933 2 301 3.5 10.02 12.20 164721.64+521825.8
16473+5218 ES 970 2004 3 300 3.7 10.02 12.20 164721.64+521825.8

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